The first symbol
(degree of protection against human body and solid matter 0 to 6) |
First characteristic A number |
Degree of protection |
Type |
Description |
0 |
No protection |
It is not particularly protected. |
1 |
Greater than 50 mmProtection against solids |
There is no possibility that a large surface area of the human body, for example, a hand or the like, will accidentally come into contact with the internal charging portion or the movable portion. Solid objects exceeding 50 mm in diameter do not enter inside.
|
2 |
Greater than 12.5 mm
Protection against solids |
There is no danger of the fingertip or fingertip like object not exceeding 80 mm in length touching the internal charging unit or movable unit. Solids exceeding 12.5 mm in diameter do not enter inside. |
3 |
Greater than 2.5 mm
Protection against solids |
Solid objects such as tools and wires with a diameter or thickness exceeding 2.5 mm do not enter inside. |
4 |
Greater than 1.0 mm
Protection against solids |
A tip of a solid object such as a wire or a steel strip having a diameter or a thickness exceeding 1.0 mm does not intrude into the inside. |
5 |
Dustproof type |
Prevent dust from entering the interior. Even if some dust intrudes, it does not hinder normal operation.
|
6 |
Dust resistant form |
Dust does not penetrate into the interior. |
The second symbol
(degree of protection against water intrusion 0 to 8) |
second Characteristic number |
Degree of protection |
Type |
Description |
0 |
No protection |
It is not particularly protected. |
|
1 |
Against the water to be dropped protection |
It is not harmfully affected by vertically falling water droplets. |
Drip proof form |
2 |
Fall when inclined by 15 °
Protect against water to be |
When tilted within the range of 15 ° from the normal mounting position, it is not adversely affected by water droplets falling vertically. |
Drip proof type |
3 |
Protection against spray water |
It is not harmfully affected by water falling in a spray state within 60 ° from the vertical. |
Rainproof type |
4 |
Protection against splash |
It is not adversely affected by splash of water from any direction. |
Splash proof type |
5 |
Protection against water |
It is not harmfully affected by direct jet of water from any direction. |
Jetproof type |
6 |
Protection against waves |
It is not adversely affected by waves or strong direct jet of water from any direction. |
Waterproof type |
7 |
Protection against immersion in water |
Even if it is immersed in water at the prescribed pressure and time, it is not harmfully affected. |
Waterproof aggression type |
8 |
Protection against submersion |
Suitable when continuously placed in water according to the conditions defined by the manufacturer. In principle it is completely sealed structure. |
Underwater form |